Users can communicate with friends through WeChat in richer forms, similar to SMS and MMS. Wechat software itself is completely free, and there is no charge for using any function. Internet traffic charges generated during WeChat are charged by network operators.
Wechat circle of friends refers to the circle of friends you met through some channels on WeChat.
WeChat
Wechat is a free application launched by Tencent on 2011121,which provides instant messaging service for intelligent terminals.